Algebra 1 MAAP review

Front

What is a function in algebra?

Back

A function is a relation that assigns exactly one output for each input.

Front

How can you determine if a relation is not a function?

Back

A relation is not a function if any input is associated with more than one output.

Front

What is the solution to the system of equations represented by the points (1,3)?

Back

The solution to the system is the point (1,3), which satisfies all equations in the system.

Front

What is the definition of MEAN in statistics?

Back

The MEAN is the average of all numbers, calculated by adding all values and dividing by the number of values.

Front

How do you identify the best linear model from a scatter plot?

Back

The best linear model is identified by finding the line that best fits the data points, minimizing the distance from the points to the line.

Front

What is the difference between a linear function and a nonlinear function?

Back

A linear function has a constant rate of change and graphs as a straight line, while a nonlinear function does not have a constant rate of change and can graph as a curve.

Front

What is the slope-intercept form of a linear equation?

Back

The slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.

Front

What does the slope of a line represent?

Back

The slope represents the rate of change of the dependent variable with respect to the independent variable.

Front

What is the y-intercept of a linear function?

Back

The y-intercept is the point where the line crosses the y-axis, represented by the value of y when x = 0.

Front

How do you solve a system of equations graphically?

Back

To solve graphically, plot both equations on the same graph and identify the point(s) where they intersect.